2010F - CHEM 126101 Chapter 13 Basic Homework Kinetics II

2010F - CHEM 126101 Chapter 13 Basic Homework Kinetics II -...

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10F - CHEM 126101 - GEN CHEMISTRY II You are logged in as Andrew Sindt ( Logout ) You are here NJIT / ► 2010F - CHEM 126101 / ► Quizzes / ► Chapter 13 Basic Homework: Kinetics II / ► Review of attempt 7 Chapter 13 Basic Homework: Kinetics II Review of attempt 7 Started on Friday, 10 September 2010, 10:52 PM Completed on Friday, 10 September 2010, 10:53 PM Time taken 13 secs Finish review
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Marks 12/12 Grade 4 out of a maximum of 4 ( 100 %) Question 1 Marks: 1 For the first-order rate of reaction A --> B + C, what is the concentration of A (in M) after 51.0 s if [A] o = 0.90 M and k = 0.021 s -1 ? Help: First order rate of reaction Answer: Correct Marks for this submission: 1/1. Question 2 Marks: 1 For a first-order reaction, the initial reactant concentration is 0.667 M. After 27.6 min, the concentration is 0.260 M. What is k in min -1 ? Help: First order rate of reaction Answer: Correct Marks for this submission: 1/1. Question 3 Marks: 1 For a first order reaction, the initial reactant concentration, [A] o , is 0.82 M. After 10.5 s, the concentration is 0.70 M. What is [A] after 81 s? Hint given in feedback
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2010F - CHEM 126101 Chapter 13 Basic Homework Kinetics II -...

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